Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403427 | Method of separating and recovering cobalt salt and nickel salt | Takanori Soya, Masakazu Koiwa, Shigehisa Hanada | 2025-09-02 |
| 12121867 | Composite semipermeable membrane | Tsuyoshi Hamada, Masami Ogata, Harutoki Shimura, Takafumi Ogawa | 2024-10-22 |
| 11905180 | Method for recovering rare metal salt | Takanori Soya, Masakazu Koiwa, Shigehisa Hanada | 2024-02-20 |